Discover the history of Méry’s stone quarries! The circuit: Chemin du Ru quarries, entrance to the former Hennocque quarry depot, surroundings of the Maison Hennocque (avenue Marcel Perrin), workers' houses (rue de Pontoise), owner’s carrier house (rue de Pontoise) cemetery, bois de la Garenne.
This discovery circuit is the result of the inventory campaign of built heritage, carried out by the Departmental Archives Directorate (DAD). It is proposed by the DAD and the town hall of Méry-sur-Oise, and animated by Sébastien Porcheret, responsible for the mission of Inventory of built heritage within the DAD.